diff --git a/go.mod b/go.mod
index 6ace5c4..9d3c66c 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,7 @@
 module github.com/smallstep/autocert
 
 go 1.22.0
+toolchain go1.22.9
 
 require (
 	github.com/golang/protobuf v1.5.4
@@ -10,7 +11,7 @@ require (
 	github.com/smallstep/cli-utils v0.10.0
 	go.step.sm/crypto v0.54.0
 	golang.org/x/net v0.30.0
-	google.golang.org/grpc v1.67.1
+	google.golang.org/grpc v1.68.0
 	k8s.io/api v0.32.0-alpha.0
 	k8s.io/apimachinery v0.32.0-alpha.0
 	k8s.io/utils v0.0.0-20240711033017-18e509b52bc8
diff --git a/go.sum b/go.sum
index ef44fc9..170b47b 100644
--- a/go.sum
+++ b/go.sum
@@ -423,8 +423,8 @@ google.golang.org/genproto/googleapis/api v0.0.0-20241007155032-5fefd90f89a9 h1:
 google.golang.org/genproto/googleapis/api v0.0.0-20241007155032-5fefd90f89a9/go.mod h1:wp2WsuBYj6j8wUdo3ToZsdxxixbvQNAHqVJrTgi5E5M=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20241015192408-796eee8c2d53 h1:X58yt85/IXCx0Y3ZwN6sEIKZzQtDEYaBWrDvErdXrRE=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20241015192408-796eee8c2d53/go.mod h1:GX3210XPVPUjJbTUbvwI8f2IpZDMZuPJWDzDuebbviI=
-google.golang.org/grpc v1.67.1 h1:zWnc1Vrcno+lHZCOofnIMvycFcc0QRGIzm9dhnDX68E=
-google.golang.org/grpc v1.67.1/go.mod h1:1gLDyUQU7CTLJI90u3nXZ9ekeghjeM7pTDZlqFNg2AA=
+google.golang.org/grpc v1.68.0 h1:aHQeeJbo8zAkAa3pRzrVjZlbz6uSfeOXlJNQM0RAbz0=
+google.golang.org/grpc v1.68.0/go.mod h1:fmSPC5AsjSBCK54MyHRx48kpOti1/jRfOlwEWywNjWA=
 google.golang.org/protobuf v1.35.1 h1:m3LfL6/Ca+fqnjnlqQXNpFPABW1UD7mjh8KO2mKFytA=
 google.golang.org/protobuf v1.35.1/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=